<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <!-- 
        1、静态方法中不能直接使用普通方法
        2、普通方法中也不能直接使用静态方法
     -->
    <script>
        
    
        class Http{
            static request(){
                console.log("request")
                sayName();
            }
            sayName(){
                request();
                console.log("sayName")
            }
        }
        Http.request()//request
        var  p = new Http();
        p.sayName()//报错

    </script>
</body>
</html>